Could AIs eventually become conscious?

MOST PEOPLE believe humans are different. The reason is that Homo sapiens has evolved to be conscious. Many animals feel pain and pleasure; some appear to be self-aware. But the human mind’s unique potential to exhibit a sense of self marks out every member of the species for special treatment. In his encyclical in May, Pope Leo upheld this insight by drawing a line between humanity and its growing army of bots. Artificial-intelligence systems, he said, do not undergo experiences or feel joy or pain. He is not alone. Many people feel that to confer personhood on AIs would be...